See a dentist as soon as possible
Get the cavity treated with a filling, crown, or other dental procedure
Brush twice daily with fluoride toothpaste
Floss once daily
Use a fluoride mouth rinse if recommended
Reduce sugary and acidic foods and drinks
Drink water after meals
Chew sugar-free gum with xylitol
Ask a dentist about fluoride treatments or dental sealants
Maintain regular dental checkups and cleanings
Treat tooth sensitivity or pain promptly
Do not try to self-repair a cavity at home